NVIDIA GeForce GTX 860M vs NVIDIA GeForce 305M

VS

NVIDIA GeForce GTX 860M

NVIDIA GeForce 305M

We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 860M and 512MB VRAM GeForce 305M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 860M 's Advantages

Released 4 years late

Boost Clock1085MHz

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (80.19GB/s vs 11.20GB/s)

624 additional rendering cores

NVIDIA GeForce 305M 's Advantages

Lower TDP (14W vs 75W)

Score

Benchmark

FP32 (float)

GeForce GTX 860M +3654%

1.389 TFLOPS

GeForce 305M

0.037 TFLOPS

GeForce GTX 860M

VS

GeForce 305M

Graphics Card

Jan 2014

Release Date

Jan 2010

GeForce 800M

Generation

GeForce 300M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

1020 MHz

Base Clock

-

1085 MHz

Boost Clock

-

1253 MHz

Memory Clock

700 MHz

Memory

4GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

64bit

80.19GB/s

Bandwidth

11.20GB/s

Render Config

-

SM Count

2

640

Shading Units

16

40

TMUs

8

16

ROPs

4

-

64 KB (per SMM)

L1 Cache

-

2 MB

L2 Cache

32 KB

-

Theoretical Performance

17.36 GPixel/s

Pixel Rate

2.100 GPixel/s

43.40 GTexel/s

Texture Rate

4.200 GTexel/s

-

1389 GFLOPS

FP32 (float)

36.80 GFLOPS

43.40 GFLOPS

FP64 (double)

-

Board Design

75W

TDP

14W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GM107

GPU Name

GT218

N15P-GX-A1

GPU Variant

N11M-LP1

Maxwell

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.87 billion

Transistors

0.26 billion

148 mm²

Die Size

57 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

5.0

CUDA

1.2

5.1

Shader Model

4.1

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